APA (7th ed.) Citation

Steiner, R., Meuss, A. R., & Jonas, M. (2014). Good and evil spirits and their influence on humanity: Thirteen lectures held in Berlin between 6 January and 11 June 1908. Rudolf Steiner Press.

Chicago Style (17th ed.) Citation

Steiner, Rudolf, A. R. Meuss, and Margaret Jonas. Good and Evil Spirits and Their Influence on Humanity: Thirteen Lectures Held in Berlin Between 6 January and 11 June 1908. Forest Row: Rudolf Steiner Press, 2014.

MLA (9th ed.) Citation

Steiner, Rudolf, et al. Good and Evil Spirits and Their Influence on Humanity: Thirteen Lectures Held in Berlin Between 6 January and 11 June 1908. Rudolf Steiner Press, 2014.